Unverified80% confidenceFactTime unknown
灯带覆盖长度看每米灯珠密度：60灯珠/米以上才能避免灯珠颗粒感和光点断续，30灯珠/米的廉价灯带近距离可见明显亮暗不均
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80%
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Long-term
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Unverified灯串长度选购按每米灯珠数量而非仅看总长，缠绕装饰需每米不少于10颗灯珠才有连续光效，稀疏款拉长后光点断续87% similarUnverified灯珠密度决定光线均匀度：60灯/米会有明显光斑，用于间接照明选120灯/米以上，灯罩内嵌无点光源需求选180灯/米或COB灯带87% similarUnverified灯珠密度决定光带连续性，60灯/米易出现明显光斑点状，120灯/米基本无暗区，用于间接照明（灯槽、吊顶反光）建议选120灯/米以上，直射装饰可用60灯/米87% similarUnverified灯珠密度≥60灯珠/米 才能避免明显的光点颗粒感，用于间接照明或灯槽藏光建议≥90灯珠/米实现连续光带效果87% similarUnverified氛围照明选灯珠密度60颗/米以上避免点状光斑，若安装在半透明扩散罩或反光凹槽内可降到30-60颗/米，追求无光点连续光带选120颗/米COB灯带86% similar
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